{% extends "base.html" %} {% block link %} {% endblock %}{% block title
%}账号登录{% endblock %} {% block content %}
<h3>账号登录</h3>
<form method="POST">
  {{ form.hidden_tag() }} {{ form.username.label }} <br />
  {{ form.username(size=20) }}<br />
  {{ form.password.label }}<br />
  {{ form.password(size=20) }}<br />
  {{ form.submit() }}
</form>
{% endblock %}
